approbation (n.)

"approval, endorsement," early 15c., from Old French aprobacion "approval" (Modern French approbation) and directly from Latin approbationem (nominative approbatio) "an approval," noun of action from past participle stem of approbare "to assent to" as good (see approve). Also in Middle English in a now-obsolete sense of "proven effectiveness, excellence" (late 14c.).